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Radeon HD 7850M

GCN 1.0 Radeon HD 7000 Series Gaming Desktop GDDR5 2012

Key Metrics

Launch Date: 2012-04-24
Stream Processors: 640
Memory: 2 GB GDDR5
Memory Bandwidth: 64 GB/s
TDP/TBP: 40 W
Interface: PCIe 3.0 x16

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GPU Specs

What do these fields mean?

Identity
Entry Type	Reference GPU
Official Name	AMD Radeon HD 7850M
Architecture	GCN 1.0
Launch Date	2012-04-24
Core Specs
GPU Die	Heathrow
Chip Variant / Package	FCBGA-962
Process Node	TSMC 28 nm
Transistor Count	1.5 billion
Die Size	123 mm²
Stream Processors	640
TMUs	40
ROPs	16
Base Clock	675 MHz
Boost Clock	675 MHz
Pixel Fillrate	10.8 GP/s
Texture Fillrate	27 GT/s
FP32 Throughput	0.86 TFLOPS
FP64 Throughput	0.05 TFLOPS
Memory
Memory Size	2 GB
Memory Type	GDDR5
Memory Bus Width	128-bit
Memory Clock	1,000 MHz
Memory Bandwidth	64 GB/s
L2 Cache	0.25 MB
L1 Cache	16 KB
Board and Display
TDP / TBP	40 W
Interface	PCIe 3.0 x16
Software
Shader Model	5.1
DirectX Support	DirectX 11.1
Vulkan Support	Vulkan 1.2
OpenGL Support	OpenGL 4.6
OpenCL Support	OpenCL 1.2

Sources

Independent reference sources

TechPowerUp GPU SpecsOpen source